From 2bc55f5ec6f234ecf2ca23ce5f6f701146e222fa Mon Sep 17 00:00:00 2001
From: Can Eldem <celdem@gitlab.com>
Date: Sun, 23 Aug 2020 22:54:57 +0000
Subject: [PATCH] Add temporary index for container scanning findings

---
 changelogs/unreleased/create-index-for-cs.yml |  5 +++++
 ...dd_index_to_container_scanning_findings.rb | 20 +++++++++++++++++++
 db/schema_migrations/20200820105408           |  1 +
 db/structure.sql                              |  2 ++
 4 files changed, 28 insertions(+)
 create mode 100644 changelogs/unreleased/create-index-for-cs.yml
 create mode 100644 db/migrate/20200820105408_add_index_to_container_scanning_findings.rb
 create mode 100644 db/schema_migrations/20200820105408

diff --git a/changelogs/unreleased/create-index-for-cs.yml b/changelogs/unreleased/create-index-for-cs.yml
new file mode 100644
index 0000000000000..05a78c36e35ff
--- /dev/null
+++ b/changelogs/unreleased/create-index-for-cs.yml
@@ -0,0 +1,5 @@
+---
+title: Add temporary index for container scanning findings
+merge_request: 39962
+author:
+type: other
diff --git a/db/migrate/20200820105408_add_index_to_container_scanning_findings.rb b/db/migrate/20200820105408_add_index_to_container_scanning_findings.rb
new file mode 100644
index 0000000000000..834e11e3d6e51
--- /dev/null
+++ b/db/migrate/20200820105408_add_index_to_container_scanning_findings.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+class AddIndexToContainerScanningFindings < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'idx_container_scanning_findings'
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index(:vulnerability_occurrences, :id,
+      where: "report_type = 2",
+      name: INDEX_NAME)
+  end
+
+  def down
+    remove_concurrent_index_by_name(:project_registry, INDEX_NAME)
+  end
+end
diff --git a/db/schema_migrations/20200820105408 b/db/schema_migrations/20200820105408
new file mode 100644
index 0000000000000..647a86797dd09
--- /dev/null
+++ b/db/schema_migrations/20200820105408
@@ -0,0 +1 @@
+e21ae06853e3a071669fa8e9ed2638f0e7854813bc5a1639b31ad6edb50f6427
\ No newline at end of file
diff --git a/db/structure.sql b/db/structure.sql
index ba020532953ec..bec2f11356c56 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -18909,6 +18909,8 @@ CREATE UNIQUE INDEX epic_user_mentions_on_epic_id_index ON public.epic_user_ment
 
 CREATE INDEX idx_ci_pipelines_artifacts_locked ON public.ci_pipelines USING btree (ci_ref_id, id) WHERE (locked = 1);
 
+CREATE INDEX idx_container_scanning_findings ON public.vulnerability_occurrences USING btree (id) WHERE (report_type = 2);
+
 CREATE INDEX idx_deployment_clusters_on_cluster_id_and_kubernetes_namespace ON public.deployment_clusters USING btree (cluster_id, kubernetes_namespace);
 
 CREATE UNIQUE INDEX idx_deployment_merge_requests_unique_index ON public.deployment_merge_requests USING btree (deployment_id, merge_request_id);
-- 
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